FAA lifts nationwide ground stop, causing delays in hundreds of Southwest Airlines flights

Passengers advised to check flight status as Southwest Airlines grapples with widespread cancellations and rescheduling due to FAA safety concerns.

DALLAS (XNews) — On Tuesday, Southwest Airlines planes were grounded nationwide due to an intermittent technology issue, causing more than 1,700 flight delays. This happened just four months after the carrier suffered a meltdown over the Christmas travel rush.

The issue was caused by a vendor-supplied firewall that went down, resulting in an unexpected …